From Second Life Wiki
Feature Design Document
Discussion for future improvements
Relationship to other features
List of features that need to be tested when this feature changes, and why.
Teleport - Teleport via the World Map.
Search - Elements on the World Map are reflected in the find; popular places, land for sale, etc.
SLURL - Make sure SLURL still opens the map.
Friends - Your friends show up in the World Map list.
Landmarks - Your landmarks show up in the World Map list.